Free 2D level editor with tile, grid, decal and entity layers. Levels save as plain JSON, so any engine can read them with a small loader. The Community Edition on GitHub is the maintained line of the project.
At a glance
Licence
MIT
Commercial use
commercial OK
Credit
Not required
Status
active: License spot-checked at the source; the entry carries dated evidence.
Commercial use of the editor is stated outright on the homepage, and the source is MIT
Development is slower than ldtk or tiled: the last push to Ogmo-Editor-3/OgmoEditor3-CE was on 2024-06-19 (read 2026-09-26). That is under the three-year line for maintenance: inactive
Levels are your own data; the MIT licence applies to the editor
Evidence
Live homepage (2026-09-26): "OGMO Editor is free to use for personal and commercial projects - no strings attached - forever! OGMO Editor is also open sourced using the very permissive MIT license!"